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doraemon3280
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2Â¥2009-12-16 17:58:21
xfyong
½ð³æ (ÕýʽдÊÖ)
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ÀÇÀÇÇç¿Õ(½ð±Ò+1,VIP+0):лл½»Á÷ 12-17 08:27
doraemon3280(½ð±Ò+1,VIP+0):ÕâÊÇ·¼Ïã¶ÑÐľÕËØµÄ ¶øÇÒÇâÆ×Êý¾Ý²»È«°¡£¡²»¹ýлл 12-17 18:42
ÀÇÀÇÇç¿Õ(½ð±Ò+1,VIP+0):лл½»Á÷ 12-17 08:27
doraemon3280(½ð±Ò+1,VIP+0):ÕâÊÇ·¼Ïã¶ÑÐľÕËØµÄ ¶øÇÒÇâÆ×Êý¾Ý²»È«°¡£¡²»¹ýлл 12-17 18:42
| [ÎïÀíÐÔÖÊ] ÎÞɫб·½½á¾§.IR:1765,1700, MS:246; NMR(CDCL3):1.23(d,J=6.5,3H),1.33(s,3H),4.55(m,1H),5.55(d,J=3,1H),6.20(d,J=3,1H),6.15(dd,J=6,1H),7.55(dd,J=6,2,1H) |

3Â¥2009-12-17 00:40:54














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